Directory

Open Source Packages

Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.

5929 packages

All Packages

67Health
Library Cargo

sha2

Pure Rust implementation of the SHA-2 hash function family (SHA-224/256/384/512) with hardware-accelerated backends.

2,267
Other
Used by 61
86Health
Library PyPI

PyJWT

A Python implementation of RFC 7519 for encoding, decoding, and verifying JSON Web Tokens.

5,706
MIT
Used by 44
93Health
Library Cargo

rustls

A modern, memory-safe TLS library for Rust with no unsafe code and no legacy crypto by default.

7,640
Other
Used by 23
83Health
Library npm

otplib

TypeScript-first TOTP and HOTP library with a pluggable crypto/base32 architecture for Node, Bun, Deno, and browsers.

2,290
MIT
Used by 22
69Health
Library npm

OTPAuth

HOTP and TOTP one-time password library for Node.js, Deno, Bun, and browsers

1,482
MIT
Used by 15
76Health
Library Cargo

keyring-rs

Cross-platform Rust library for storing passwords and secrets in the OS-native credential store

768
Apache 2.0
Used by 14
90Health
SDK npm

Svix

Official JavaScript/TypeScript client for the Svix webhook delivery API and signature verification.

3,423
MIT
Used by 12
36Health
Library Cargo

rustls-pemfile

A basic parser for PEM-encoded keys and certificates in Rust

73
Other
Used by 8
64Health
Library Cargo

ring

Safe, fast, small cryptographic primitives for Rust, built on verified assembly from BoringSSL

4,109
Other
Used by 6
45Health
Library npm

speakeasy

A Node.js library for generating and verifying RFC 4226 (HOTP) and RFC 6238 (TOTP) one-time passcodes for two-factor authentication.

2,753
MIT
Used by 5
75Health
Library PyPI

Standard Webhooks (Python)

Python reference implementation for verifying Standard Webhooks HMAC-signed webhook payloads

1,753
Apache 2.0
Used by 5
86Health
Library npm

@node-rs/argon2

Native Rust binding for Argon2 password hashing in Node.js

1,470
MIT
Used by 4
48Health
Library Cargo

aHash

A fast, DOS-resistant, AES-accelerated non-cryptographic hasher purpose-built for in-memory HashMaps

1,347
Apache 2.0
Used by 4
73Health
Library Cargo

hyper-rustls

Rustls TLS connector for the hyper HTTP library, for pure-Rust HTTPS clients and servers.

361
Other
Used by 4
51Health
Library Cargo

xxhash-rust

Pure-Rust implementation of the XXH32, XXH64, and XXH3 hash algorithms

296
Other
Used by 4
33Health
Library Cargo

tokio-postgres-rustls

Rustls TLS integration for the tokio-postgres async PostgreSQL client

43
MIT
Used by 4
90Health
Library Cargo

russh

Async Rust SSH client and server library on Tokio, with post-quantum hybrid key exchange, OpenSSH certificates, and agent forwarding.

1,884
Apache 2.0
Used by 3
82Health
Library Cargo

k256

Pure Rust secp256k1 elliptic curve library for ECDSA, Schnorr, and ECDH cryptography

876
Other
Used by 3
74Health
Library Cargo

TwoX-Hash

A pure Rust implementation of the xxHash and XXH3 non-cryptographic hashing algorithms.

437
MIT
Used by 3
68Health
Library Cargo

totp-rs

RFC 6238-compliant TOTP two-factor authentication for Rust

273
MIT
Used by 3
66Health
Library Cargo

rustls-native-certs

Load the operating system's native root certificate store for use with rustls

241
Other
Used by 3
38Health
Library Cargo

crc-rs

A no_std Rust library for computing CRC checksums of every common width with standard and custom algorithms.

234
Apache 2.0
Used by 3
47Health
Library npm

jws

Complete JSON Web Signature (JWS) implementation for Node.js with sync and streaming APIs

719
MIT
Used by 2
46Health
Library Cargo

openidconnect-rs

A strongly-typed, extensible Rust implementation of the OpenID Connect protocol for building relying-party authentication and OIDC provider integrations.

643
MIT
Used by 2

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